#include <cstdio>
#include <iostream>
using namespace std;
typedef enum {
    T80 = 1,
    T99 
} TankType;

class Tank {
	public:
		virtual void message() = 0;
};

class Tank80:public Tank {
	public:
		void message() {
			cout << "Tank80" << endl;
		}
};

class Tank99:public Tank {
	public:
		void message() {
			cout << "Tank99" << endl;
		}
};

class TankFactory {
	public:
		Tank* createTank(TankType type) {
			switch(type) {
				case 1:
					return new Tank80();
				case 2:
					return new Tank99();
				default:
					return NULL;
			}
		}
};

int main()
{
	printf
	("%%%%\n");
 } 
